According to Spero Therapeutics's latest financial reports the company's current revenue (TTM ) is โฌ47.42 Million. In 2025 the company made a revenue of โฌ50.75 Million an increase over the revenue in the year 2024 that were of โฌ26.32 Million. The revenue is the total amount of income that a company generates by the sale of goods or services. Unlike with the earnings no expenses are subtracted.